<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2020-01-31"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:us-gaap="http://fasb.org/us-gaap/2020-01-31"
  xmlns:xbrldi="http://xbrl.org/2006/xbrldi"
  xmlns:xlink="http://www.w3.org/1999/xlink"
  xmlns:znte="http://znte.com/20220113">
    <link:schemaRef xlink:href="znte-20220113.xsd" xlink:type="simple"/>
    <context id="duration_2022-01-13_to_2022-01-13">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001823652</identifier>
        </entity>
        <period>
            <startDate>2022-01-13</startDate>
            <endDate>2022-01-13</endDate>
        </period>
    </context>
    <context id="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-UnitsEachConsistingOfOneShareOfClassACommonStockAndOneHalfOfOneRedeemableWarrant2Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001823652</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementClassOfStockAxis">znte:UnitsEachConsistingOfOneShareOfClassACommonStockAndOneHalfOfOneRedeemableWarrant2Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2022-01-13</startDate>
            <endDate>2022-01-13</endDate>
        </period>
    </context>
    <context id="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-ClassACommonStockParValue0.0001PerShare1Member">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001823652</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementClassOfStockAxis">znte:ClassACommonStockParValue0.0001PerShare1Member</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2022-01-13</startDate>
            <endDate>2022-01-13</endDate>
        </period>
    </context>
    <context id="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-WarrantsEachWholeWarrantExercisableForOneShareOfClassACommonStockEachAtAnExercisePriceOf11.50PerShareMember">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001823652</identifier>
            <segment>
                <xbrldi:explicitMember dimension="us-gaap:StatementClassOfStockAxis">znte:WarrantsEachWholeWarrantExercisableForOneShareOfClassACommonStockEachAtAnExercisePriceOf11.50PerShareMember</xbrldi:explicitMember>
            </segment>
        </entity>
        <period>
            <startDate>2022-01-13</startDate>
            <endDate>2022-01-13</endDate>
        </period>
    </context>
    <dei:AmendmentFlag contextRef="duration_2022-01-13_to_2022-01-13">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey
      contextRef="duration_2022-01-13_to_2022-01-13"
      id="Hidden_dei_EntityCentralIndexKey">0001823652</dei:EntityCentralIndexKey>
    <dei:DocumentType contextRef="duration_2022-01-13_to_2022-01-13">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate contextRef="duration_2022-01-13_to_2022-01-13">2022-01-13</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName contextRef="duration_2022-01-13_to_2022-01-13">Zanite Acquisition Corp.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode contextRef="duration_2022-01-13_to_2022-01-13">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber contextRef="duration_2022-01-13_to_2022-01-13">001-39704</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber contextRef="duration_2022-01-13_to_2022-01-13">85-2549808</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1 contextRef="duration_2022-01-13_to_2022-01-13">25101 Chagrin Boulevard</dei:EntityAddressAddressLine1>
    <dei:EntityAddressAddressLine2 contextRef="duration_2022-01-13_to_2022-01-13">Suite 350</dei:EntityAddressAddressLine2>
    <dei:EntityAddressCityOrTown contextRef="duration_2022-01-13_to_2022-01-13">Cleveland</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince contextRef="duration_2022-01-13_to_2022-01-13">OH</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode contextRef="duration_2022-01-13_to_2022-01-13">44122</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode contextRef="duration_2022-01-13_to_2022-01-13">(216)</dei:CityAreaCode>
    <dei:LocalPhoneNumber contextRef="duration_2022-01-13_to_2022-01-13">292-0200</dei:LocalPhoneNumber>
    <dei:WrittenCommunications contextRef="duration_2022-01-13_to_2022-01-13">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial contextRef="duration_2022-01-13_to_2022-01-13">true</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer contextRef="duration_2022-01-13_to_2022-01-13">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer contextRef="duration_2022-01-13_to_2022-01-13">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle contextRef="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-UnitsEachConsistingOfOneShareOfClassACommonStockAndOneHalfOfOneRedeemableWarrant2Member">Units, each consisting of one share of Class&#160;A common stock and one-half of one redeemable warrant</dei:Security12bTitle>
    <dei:TradingSymbol contextRef="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-UnitsEachConsistingOfOneShareOfClassACommonStockAndOneHalfOfOneRedeemableWarrant2Member">ZNTEU</dei:TradingSymbol>
    <dei:SecurityExchangeName contextRef="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-UnitsEachConsistingOfOneShareOfClassACommonStockAndOneHalfOfOneRedeemableWarrant2Member">NASDAQ</dei:SecurityExchangeName>
    <dei:Security12bTitle contextRef="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-ClassACommonStockParValue0.0001PerShare1Member">Class&#160;A common stock, par value $0.0001 per share</dei:Security12bTitle>
    <dei:TradingSymbol contextRef="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-ClassACommonStockParValue0.0001PerShare1Member">ZNTE</dei:TradingSymbol>
    <dei:SecurityExchangeName contextRef="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-ClassACommonStockParValue0.0001PerShare1Member">NASDAQ</dei:SecurityExchangeName>
    <dei:Security12bTitle contextRef="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-WarrantsEachWholeWarrantExercisableForOneShareOfClassACommonStockEachAtAnExercisePriceOf11.50PerShareMember">Warrants, each whole warrant exercisable for one share of Class&#160;A common stock, each at an exercise price of $11.50 per share</dei:Security12bTitle>
    <dei:TradingSymbol contextRef="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-WarrantsEachWholeWarrantExercisableForOneShareOfClassACommonStockEachAtAnExercisePriceOf11.50PerShareMember">ZNTEW</dei:TradingSymbol>
    <dei:SecurityExchangeName contextRef="duration_2022-01-13_to_2022-01-13_us-gaap-StatementClassOfStockAxis_znte-WarrantsEachWholeWarrantExercisableForOneShareOfClassACommonStockEachAtAnExercisePriceOf11.50PerShareMember">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany contextRef="duration_2022-01-13_to_2022-01-13">true</dei:EntityEmergingGrowthCompany>
    <dei:EntityExTransitionPeriod contextRef="duration_2022-01-13_to_2022-01-13">false</dei:EntityExTransitionPeriod>
</xbrl>
